total 3. first one person standing
good. next image looks like staircase
good. last image looks like two step one by one
wrong deselect. staircase with two step
wrong deselect. other image like this
wrong deselect. horizontal line one by one
good. last image looks like two rectangle one by one
wrong deselect. other one image looks like boat
wrong deselect. please carefully search there is one by one like staircase
wrong deselect. this is last chance please select stiarcase on

Outcome: unsuccessful
Speaker comments: N/A